US Patent: 16,936
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| Automatic lathe for turning irregular forms
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Patentee:
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| William D. Sloan (exact or similar names) - New York, NY |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Granted: |
Mar. 31, 1857 |
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Jeff Joslin
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Description: |
| According to the 1873 "Subject-matter index of patents for inventions issued by the United States Patent Office", this patent was granted an extension.The 1865 Trow's New York City Directory lists "Sloan Wm. D. machinist, h 149 E. 36th". |
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